Samsung Wireless Charger TrioCharge up to three smartphones without plugging in a cable; or charge a phone and a smartwatchWith a Galaxy S21, Note9 or other compatible Samsung smartphone, experience up to 7.5W Fast Charge wireless charging output.The Wireless Charger Trio is Qi compatible meaning any Qi-certified products can take advantage of it, including the Samsung Galaxy S8, Samsung Galaxy Note8, Apple iPhone 8, and Apple iPhone X.